衝しょう突とつ器きMeanings1nouncolliderTechnical term for a particle accelerator that collides beams; often used in physics contexts. Compare with コライダー, the more common loanword.See also: コライダー大おお型がたハドロン衝しょう突とつ器きはスイスにある。The Large Hadron Collider is in Switzerland.